Prosečne GPS koordinate za poštanski broj 300-1273: 35.976, 140.106
Spisak gradova:
>> Shimoiwazaki 300-1273, Ibarakiken, Tsukubashi, GPS koordinate: 35.9758,140.106
Spisak gradova:
>> Shimoiwazaki 300-1273, Ibarakiken, Tsukubashi, GPS koordinate: 35.9758,140.106